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Finding the Third Proportional to 84,787,317 and 183,660,300.28

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Solution

The third proportional to 84,787,317 and 183,660,300.28 is: 397,831,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,787,317 : 183,660,300.28 = 183,660,300.28 : x
  2. Step 2: Convert to fraction form
    84,787,317/183,660,300.28 = 183,660,300.28/x
  3. Step 3: Cross multiply
    84,787,317x = 183,660,300.28 × 183,660,300.28
  4. Step 4: Simplify right side
    84,787,317x = 33,731,105,899,398,920
  5. Step 5: Solve for x
    x = 33,731,105,899,398,920/84,787,317
  6. Step 6: Final answer
    x = 397,831,976.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.